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EN 1.4938 Stainless Steel vs. Type 2 Magnetic Alloy

Both EN 1.4938 stainless steel and Type 2 magnetic alloy are iron alloys. They have 54% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4938 stainless steel and the bottom bar is Type 2 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 16 to 17
2.0 to 38
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 76
72
Tensile Strength: Ultimate (UTS), MPa 870 to 1030
510 to 910
Tensile Strength: Yield (Proof), MPa 640 to 870
260 to 870

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
3.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
4.2

Otherwise Unclassified Properties

Base Metal Price, % relative 10
33
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 3.3
5.9
Embodied Energy, MJ/kg 47
81
Embodied Water, L/kg 110
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
18 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 1050 to 1920
170 to 2010
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 31 to 37
17 to 30
Strength to Weight: Bending, points 26 to 29
17 to 25
Thermal Shock Resistance, points 30 to 35
16 to 29

Alloy Composition

Carbon (C), % 0.080 to 0.15
0 to 0.050
Chromium (Cr), % 11 to 12.5
0 to 0.3
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 80.5 to 84.8
48.2 to 53
Manganese (Mn), % 0.4 to 0.9
0 to 0.8
Molybdenum (Mo), % 1.5 to 2.0
0 to 0.3
Nickel (Ni), % 2.0 to 3.0
47 to 49
Nitrogen (N), % 0.020 to 0.040
0
Phosphorus (P), % 0 to 0.025
0 to 0.010
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0.25 to 0.4
0

Comparable Variants